S.C. Code Ann. § 61-6-1510
A retail dealer must maintain a separate store or place of business with not more than two means of public ingress or egress which must be on the front or the same side of the building, except that the doors may be located at the corner of two adjacent sides of the building. One additional door, not in the front, is allowed to be used solely for the receipt of commercial deliveries and as an emergency exit.
Red dots not exceeding thirty-six inches in diameter may be placed on each side of the building and on the rear and front of the building.
A sign not to exceed thirty-six inches in diameter may be attached to the front of the building or may be suspended from the front of the building. The words "ABC Package Store", the owner's name, and license number may appear on the sign. Letters must be white with a red background, must be no more than six inches high, and must be no more than four inches wide. A retail dealer may attach to his store one additional sign not exceeding the dimensions of ten feet by four feet. This sign may only be white and may only contain the words "ABC Package Store" in black letters. No other letters or symbols may be placed on this sign.
Retail dealers may place signs containing the words "ABC Package Store" in shopping center directories as long as the signs are the same size as those listing other stores in the directory.
A retail dealer may place one sign not exceeding three feet by three feet off his licensed premises. This sign may only be white, and may only contain the words "ABC Package Store" in black letters. This sign may also contain a red dot and a black arrow showing the direction to the package store. No other words or symbols may be placed on this sign.
A retail dealer may place a reasonable number of signs on his licensed premises indicating the designated parking for his licensed premises. In no case may the number of signs be more than the number of parking spaces. These signs may only be white and may only contain the words "ABC Package Store Parking" in black letters. No other letters or symbols may be placed on the signs. The signs may be painted on the pavement with letters not exceeding six inches in height and four inches in width or may be placed as a vertical sign which may not exceed six inches in height and twenty inches in length. The top of each vertical sign may not be more than twenty inches from the ground. A retail dealer may have only one type of sign per parking space.
Except as provided in Sections 61-6-1520 and 61-6-1530, signs by retail dealers other than those specifically authorized by this section are prohibited, and retail dealers may not display signs other than those authorized by this section that are visible from outside their places of business, except signs which indicate the hours of operation of the business or whether the business is open or closed. A retail dealer may have no more than two signs to indicate the hours of operation of the business and no more than two signs to indicate whether the business is open or closed. These signs must be on the licensed premises and may not exceed twelve inches in height and sixteen inches in width. Letters on the signs must be white with a red or black background, red with a white or black background, or black with a red or white background.